AQDZ

Love Tap Kill a Goliath with a melee attack in Infection.

Herbal Remedy In Zetsubou No Shima, use a plant to return to life.

The Final Descent In The Frozen Dawn, enter the lost city of Thule.

Destroyer Get 1000 Eliminations in Multiplayer

Level Up! Complete an Evolution level in UT and claim the upgrades

A God Falls Kill an Avatar

Climbing the Corporate Ladder Survive until round 25 in Infection.

Low Rider Get the lowest score rank on any song

We Didn't Need a Bigger Boat Complete Escalation and Disruption in Co-Op Campaign

Throw a Dog a Bone In Blood of the Dead, feed a wolf head from the Gondola, Citadel, and Model Industries in a single game

Heart of Darkness Complete Inside and Distortion in Co-Op Campaign

Wonderful In Revelations, kill 10 enemies in one shot with each wonder weapon.

Nah, I'm Good. Reach round 7 without anyone opening a door in Descent.

One Against All Kill Orcus while in a 6 person squad in MWZ

Slaughterhouse Kill 50,000 total Enemies in MWZ

Abandon Ship In Voyage of Despair, complete the Trial

Viktorious Revenge In Gorod Krovi, complete all solo Trials in one Zombies game.

Power Struggle In Classified, reach round 20 without turning on the power

Small Consolation In Shangri-La, use the 31-79 JGb215 on each type of zombie.

A Better Human Being Recover the Forge Item

Das ist gut In The Shadowed Throne, find the Ubersprengen.

Just Getting Started Win 10 matchmaking games.

The Bigger They Are… Complete Collapse and Fracture in Co-Op Campaign

All Together Now Complete "All Together Now" (Daily Quest)

We've Only Just Begun In The Tortured Path, successfully escape from Into the Storm.

Time Attack In Gorod Krovi, complete Time Attack: Round 20.

The Doctor is In Use PhD Slider to fall 10 feet and kill 10 zombies at once

Most Escape Alive In Blood of the Dead, escape

Hugs! Kill 20 enemies in a single burst of Explosive Touch in Carrier.

Be number 1 Gain the number 1 position in 10 different score charts

The Highest Office In Classified, reach round 20 without using an elevator

Abandon All Hope Rescue 4 survivors in a single game of Infection.

Web of Defeat In Zetsubou No Shima, remove webs in every possible way in one game.

Overachiever In Origins, complete all 4 Challenges in one game.

Intuition and Execution Win a penalty shoot-out without missing

Natural Talent Win a penalty shoot-out without missing

Prison Break Complete Quarantine and Suppression in Co-Op Campaign

The Most Dangerous Game Play in a multiplayer match

Coup De Gracie Use Junker Queen’s Jagged Blade and Carnage to pull and kill an enemy in Quick or Competitive Play.

Gotta Get Rifty Complete "Rifty Business"

Right of First Defusal Defuse 5 gas bombs in a single match in Carrier.

Zombie Fanatic In Blackout, unlock Bruno, Scarlett, Diego, Shaw, Dempsey, Takeo, Nikolai and Richtofen

A Dark Doorway Recover the Psi Gate

Ready For Action Complete the Multiplayer Training Course in Black Ops 7

Take Off, Hoser! Ride Chompy for 5 minutes in a single match in Carrier.

Under Pressure Complete Breakpoint and Containment in Co-Op Campaign

Rival Crusher Earned Gold in all Mission Challenge races

Nightmare to Dreams Complete the Black Ops 7 Co-Op Campaign

Graduation Day Complete an Evolution and claim the upgrades in UT

Meat Over Metal Kill a Sectopod on the same turn you encounter it (in Single Player)